CN106753521A - Voltolisation knot filtered fuel deep dehydrator - Google Patents
Voltolisation knot filtered fuel deep dehydrator Download PDFInfo
- Publication number
- CN106753521A CN106753521A CN201710039720.2A CN201710039720A CN106753521A CN 106753521 A CN106753521 A CN 106753521A CN 201710039720 A CN201710039720 A CN 201710039720A CN 106753521 A CN106753521 A CN 106753521A
- Authority
- CN
- China
- Prior art keywords
- filtered fuel
- electric
- filtering means
- diesel oil
- deep dehydrator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
- C10G33/02—Dewatering or demulsification of hydrocarbon oils with electrical or magnetic means
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G33/00—Dewatering or demulsification of hydrocarbon oils
- C10G33/06—Dewatering or demulsification of hydrocarbon oils with mechanical means, e.g. by filtration
Abstract
The present invention is that it includes on a kind of voltolisation knot filtered fuel deep dehydrator：Filter, electric coalescer and filtering means dehydration device, wherein, the import of the electric coalescer of outlet connection of filter, the import of the outlet connection filtering means dehydration device of electric coalescer, electric coalescer is also connected with transformer.The present invention using electrostatic coalescence, be separated by filtration dewater treatment carried out to diesel oil, reduce water content in diesel oil, the qualified diesel oil that water content is down to below 200mg/kg can be obtained, also dependent on needing to take off diesel oil water content to below 50mg/kg, and separative efficiency is high, energy consumption is low, anti-soil is stifled, floor space is small, strong adaptability.
Description
Technical field
The invention relates to Petroleum Processing Technology field, especially with respect to a kind of voltolisation knot filtered fuel deep dehydration dress
Put.
Background technology
The main path in diesel oil source is to process to obtain by crude oil, according to the difference of processing mode, is divided into：Normal pressure straight run
Diesel oil, catalytic cracking diesel oil and hydrogenated diesel oil, diesel oil are one of major products of PETROLEUM PROCESSING, because containing moisture content in feedstock oil
And vapor can be used in process, therefore a small amount of moisture content can be also carried when going out device in diesel oil.But diesel oil
It is mainly used for as fuel oil, the content requirement of moisture content is very strict in fuel diesel, the moisture content of world fuel standards diesel oil
Content I class diesel oil is not more than 500mg/kg, and other are not more than 200mg/kg, it is therefore desirable to carry out dewater treatment to diesel oil.Diesel oil
Dehydration belongs to liquid-liquid heterogeneous separation technique, and the adoptable equipment of liquid-liquid heterogeneous separation has settlement separator, cyclonic separation
Device, coalescing separator, membrane separator etc., the applicable object of several kind equipments and the occasion for using are often different.The separation of UF membrane
Although efficiency is very high, cost is also very high, because flux is small, equipment is also very huge.It is domestic and international using coalescer dehydration
Common another dewatering, the method has significantly de- free water effect for light oil, but is easily lived by surface
The pollution of property agent and lower effect.But bavin big for water content superelevation or density, viscosity or containing more mechanical admixture
Oil or lubricating oil, DeGrain or substantially no effect.
In view of the problem that above-mentioned existing diesel oil dewatering device is present, the present inventor is based on being engaged in such product design system
Make for many years abundant practical experience and professional knowledge, and coordinate the utilization of scientific principle, be actively subject to research and innovation, to found one kind
The voltolisation knot filtered fuel deep dehydrator of new structure, can solve the problem that the problem that existing diesel oil dewatering device is present, and make
It has more practicality.By constantly research, design, and after studying sample repeatedly and improving, really tool is created finally
The present invention of practical value.
The content of the invention
It is an object of the invention to overcome the defect of prior art presence, and provide that a kind of separative efficiency is high, energy consumption is low
Voltolisation knot filtered fuel deep dehydrator.
The purpose of the present invention is realized using following technical scheme.The present invention provides a kind of voltolisation knot filtered fuel depth
Degree dehydration device, including filter, electric coalescer and filtering means dehydration device, the outlet of wherein filter connect entering for electric coalescer
Mouthful, the import of the outlet connection filtering means dehydration device of electric coalescer, electric coalescer is also connected with transformer；The electric coalescer includes electricity
Connector, electrode, the wherein electric connector lower section connection high voltage electrode bar, high voltage electrode bar lower section connection central electrode, electrode
For cylindrical shape and be arranged at central electrode periphery and therebetween by insulating suspension connect；The filtering means dehydration device includes dividing
Stringing and filter core is separated by filtration, distributor pipe is connected with the oil inlet of filtering means dehydration device, being separated by filtration filter core, to be arranged at filtering de-
The oil-out of hydrophone.
The purpose of the present invention can also be applied to the following technical measures to achieve further.
Preferably, foregoing voltolisation knot filtered fuel deep dehydrator, wherein the filtering accuracy of described filter is
50-200μm。
Preferably, foregoing voltolisation knot filtered fuel deep dehydrator, wherein the electric-field intensity of described electric coalescer
It is 200-5000V/cm.
Preferably, foregoing voltolisation knot filtered fuel deep dehydrator, wherein the distributor pipe is provided with some distributions
Branch pipe.
Preferably, foregoing voltolisation knot filtered fuel deep dehydrator, wherein the described filter core outer layer that is separated by filtration sets
There is organic coating.
Preferably, foregoing voltolisation knot filtered fuel deep dehydrator, wherein described organic coating is polytetrafluoroethyl-ne
Alkene or Kynoar.
Preferably, foregoing voltolisation knot filtered fuel deep dehydrator, wherein described filter is one or more,
Described filtering means dehydration device is one or more.
By above-mentioned technical proposal, voltolisation knot filtered fuel deep dehydrator of the present invention and existing diesel oil dewatering device phase
Than at least having following advantages and beneficial effect：The present invention using electrostatic coalescence, be separated by filtration dewater treatment carried out to diesel oil,
Water content in diesel oil is reduced, the qualified diesel oil that water content is down to below 200mg/kg can be obtained, particularly suitable for hydrogenated diesel oil
Dehydration, with low cost, flow is short, separative efficiency is high, strong adaptability, resistance to surface active agent pollution performance is good, energy consumption is low, account for
Ground area it is small and it is easy to operate safeguard etc. advantage.In addition relative to existing diesel oil dewatering device, it removes susceptible to plugging coalescence
Filter core layer, not only greatly reduces cost and reduces the volume of filtering means dehydration device, moreover it is possible to keep original dehydrating effect.
Described above is only the general introduction of technical solution of the present invention, in order to better understand technological means of the invention,
And can be practiced according to the content of specification, and in order to allow the above and other objects, features and advantages of the invention can
Become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Brief description of the drawings
Fig. 1 is the connection diagram of voltolisation knot filtered fuel deep dehydrator of the invention.
Fig. 2 is the structural representation of electric coalescer of the invention.
Fig. 3 is the left view of electric coalescer of the invention.
Fig. 4 is the structural representation of filtering means dehydration device of the invention.
【Main element symbol description】
1：Oil inlet 2：Distribution arms
3：Distributor pipe 4：Shell
5：End socket 6：It is separated by filtration filter core
7：Oil-out 8：Interfacial meter mouthful
9：Discharge outlet 10：Hydrogenated diesel oil
11：Filter 12：Transformer
13：Electric coalescer 14：Filtering means dehydration device
15：Dehydration diesel oil 16：Sewage
1-1：Insulating suspension 1-2：High voltage electrode bar
1-3：Electric connector 1-4：Flange
1-5：Central electrode 1-6：Electrode
Specific embodiment
Further to illustrate the present invention to reach technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, to according to a kind of specific embodiment party of voltolisation knot filtered fuel deep dehydrator proposed by the present invention
Formula, structure, feature and its effect, describe in detail as after.
Fig. 1 is referred to, is the connection diagram of voltolisation knot filtered fuel deep dehydrator of the invention.Including：Filtering
Device 11, electric coalescer 13 and filtering means dehydration device 14, wherein, the import of the electric coalescer 13 of outlet connection of filter 11, voltolisation
The import of the outlet connection filtering means dehydration device 14 of knot device 13, electric coalescer 13 is also connected with transformer 12.
Filter 11, is that filtering accuracy is 50-200 μm of various filters, with the various solid particles in filtered fuel
Thing.
Fig. 2 and Fig. 3 is referred to, is the structural representation of electric coalescer 13 of the invention, the lower section connection of electric connector 1-3
The connection of high voltage electrode bar 1-2, high voltage electrode bar 1-2 lower section central electrode 1-5, electrode 1-6 are cylindrical shape and are arranged at center
The periphery of electrode 1-5, is also coupled together between electrode 1-6 and central electrode 1-5 by insulating suspension 1-1.Electric coalescer 13
Between 200-5000V/cm, it mainly uses electric field that the tiny globule in diesel oil is become into big to electric-field intensity, so as in mistake
Removed in filter dehydrator 14.Because diesel oil is aqueous very low, electrical conductivity is very low, therefore power consumption is very low.
Refer to Fig. 4, filtering means dehydration device 14 is main by distributor pipe 3 and to be separated by filtration filter core 6 and constitute, the inside of its shell 4
It is provided with：Distribution arms 2, distributor pipe 3, filter core 6 is separated by filtration, wherein, distributor pipe 3 is connected with the oil inlet 1 of filtering means dehydration device 14；
Distribution arms 2 are uniformly arranged on distributor pipe 3, and diesel oil can be evenly distributed on inside filtering means dehydration device 14, but the present invention is not limited
In this, hole can be also uniformly arranged on distributor pipe 3 and realizes the uniform of diesel oil；It is separated by filtration filter core 6 and is arranged at filtering means dehydration device 14
Oil-out 7.The top of shell 4 is provided with end socket 5, lower section and is provided with discharge outlet 9, side and is provided with interfacial meter mouthfuls 8.It is separated by filtration filter core
6 outer layers are organic coating, such as polytetrafluoroethylene (PTFE), vinylidene hydrophobic material, enable oil by and water only.Preferably, poly-
The pressure loss of knot filtering means dehydration device 14 is 0.05-0.15MPa, and the operation temperature of diesel oil is 20-80 DEG C, the water content in diesel oil
It is 200-10000mg/kg.
Scattered water droplet is powered by polarization under electric field action in oil, and its reason is generally to use electric field
During coalescence, in DC electric field based on dipole coalescence, when crude oil is by DC electric field, W/O drops in the effect of electric field force
Lower generation dipolar nature, by between the adjacent water droplet that direction of an electric field is arranged in rows, exists mutual due to the opposite charge at adjacent end
The electrostatic attraction of attraction, thus adjacent water droplet attracts each other coalescence；Then gathered into dipole coalescence and vibration in AC field
Main, when oil is by AC field, wherein minute water produces dipolar nature in the presence of dropping in electric field, and the sensing of water droplet two ends produces phase
Anti- electric charge, water droplet is elongated under electric field graviational interaction, and due to being alternating electric field, water droplet vibrates therewith, adjacent water droplet opposite pole
Property end make the compound increase of water droplet because attracting each other, colliding, so as to coalesce.
The course of work of the invention is as follows：Hydrogenated diesel oil 10 first passes through filter 11, filters the particulate matters such as coke powder, into electricity
Coalescer 13, makes part water droplets coalescence grow up, and subsequently into filtering means dehydration device 14, the dehydration diesel oil 15 after dehydration goes out device, takes off
The sewage 16 for going out enters sewage disposal system.
Specifically, illustrating implementation result of the invention：The hydrogenated diesel oil of aqueous 1450mg/kg, 39 DEG C of temperature,
Under 0.5MPa pressure, pressure drop 0.1MPa is filtered, by after this technology treatment, diesel oil is aqueous to be down to 155mg/kg.
It is contemplated that the present invention may be use with the deep dehydration of the hydrocarbon ils such as naphtha, gasoline.
The above, is only presently preferred embodiments of the present invention, and any formal limitation is not made to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when making a little change or modification using the technology contents of the disclosure above
It is the Equivalent embodiments of equivalent variations, as long as being the content without departing from technical solution of the present invention, according to technical spirit of the invention
Any simple modification, equivalent variations and the modification made to above example, still fall within the range of technical solution of the present invention.
Claims (7)
1. a kind of voltolisation knot filtered fuel deep dehydrator, including filter (11), electric coalescer (13) and filtering means dehydration
The import of the electric coalescer (13) of outlet connection of device (14), wherein filter (11), the outlet connection filtering of electric coalescer (13)
The import of dehydrator (14), electric coalescer (13) is also connected with transformer (12)；The electric coalescer (13) includes electric connector (1-
3), electrode (1-6), the wherein electric connector (1-3) lower section connection high voltage electrode bar (1-2), high voltage electrode bar (1-2) lower section connect
Central electrode (1-5) is connect, electrode (1-6) is cylindrical shape and is arranged at the periphery of central electrode (1-5) and passes through therebetween exhausted
Edge hanging (1-1) connection, it is characterised in that the filtering means dehydration device (14) is including distributor pipe (3) and is separated by filtration filter core
(6), distributor pipe (3) is connected with the oil inlet (1) of filtering means dehydration device (14), is separated by filtration filter core (6) and is arranged at filtering means dehydration device
(14) oil-out (7).
2. voltolisation knot filtered fuel deep dehydrator according to claim 1, it is characterised in that the filter (11)
Filtering accuracy be 50-200 μm.
3. voltolisation knot filtered fuel deep dehydrator according to claim 1, it is characterised in that the electric coalescer
(13) electric-field intensity is 200-5000V/cm.
4. voltolisation knot filtered fuel deep dehydrator according to claim 1, it is characterised in that on the distributor pipe (3)
It is provided with some distribution arms (2).
5. voltolisation knot filtered fuel deep dehydrator according to claim 1, it is characterised in that described is separated by filtration
Filter core (6) outer layer is provided with organic coating.
6. voltolisation knot filtered fuel deep dehydrator according to claim 5, it is characterised in that described organic coating
It is polytetrafluoroethylene (PTFE) or Kynoar.
7. voltolisation knot filtered fuel deep dehydrator according to claim 1, it is characterised in that described filter
(11) it is one or more, described filtering means dehydration device (14) is one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039720.2A CN106753521A (en) | 2017-01-18 | 2017-01-18 | Voltolisation knot filtered fuel deep dehydrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710039720.2A CN106753521A (en) | 2017-01-18 | 2017-01-18 | Voltolisation knot filtered fuel deep dehydrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106753521A true CN106753521A (en) | 2017-05-31 |
Family
ID=58944250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710039720.2A Pending CN106753521A (en) | 2017-01-18 | 2017-01-18 | Voltolisation knot filtered fuel deep dehydrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106753521A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008023029A3 (en) * | 2006-08-23 | 2008-05-02 | Mahle Int Gmbh | Fuel filter |
| CN101690858A (en) * | 2009-09-14 | 2010-04-07 | 焦保安 | Oil-water separation filter element and coarse filtering oil-water separation device of oil filter |
| CN103454382A (en) * | 2013-09-12 | 2013-12-18 | 重庆工商大学 | Technical scheme of test bench device for testing dewatering performance of coalescence and separation filter cores on lubricating oil |
| CN104893754A (en) * | 2015-05-28 | 2015-09-09 | 洛阳绿景环保科技有限公司 | Diesel oil dewatering device |
-
2017
- 2017-01-18 CN CN201710039720.2A patent/CN106753521A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008023029A3 (en) * | 2006-08-23 | 2008-05-02 | Mahle Int Gmbh | Fuel filter |
| CN101690858A (en) * | 2009-09-14 | 2010-04-07 | 焦保安 | Oil-water separation filter element and coarse filtering oil-water separation device of oil filter |
| CN103454382A (en) * | 2013-09-12 | 2013-12-18 | 重庆工商大学 | Technical scheme of test bench device for testing dewatering performance of coalescence and separation filter cores on lubricating oil |
| CN104893754A (en) * | 2015-05-28 | 2015-09-09 | 洛阳绿景环保科技有限公司 | Diesel oil dewatering device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
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| RJ01 | Rejection of invention patent application after publication |